{"id":"W2569778084","doi":"10.1007/s10040-016-1514-8","title":"Transient bacterial contamination of the dual-porosity aquifer at Walkerton, Ontario, Canada","year":2017,"lang":"en","type":"article","venue":"Hydrogeology Journal","topic":"Groundwater flow and contamination studies","field":"Environmental Science","cited_by":46,"is_retracted":false,"has_abstract":false,"ca_institutions":"Western University","funders":"","keywords":"Aquifer; Groundwater; Geology; Hydrogeology; Groundwater recharge; Groundwater flow; Hydrology (agriculture); Groundwater discharge; Hydraulic conductivity; Aquifer test; Slug test; Bed; Soil science; Geotechnical engineering; Anisotropy","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001732209,0.0001573512,0.0003043694,0.0006558876,0.002996113,0.001200095,0.0006842108,0.0004340295,0.0008070436],"category_scores_gemma":[0.0005053735,0.000262815,0.0001415845,0.0009008624,0.001194107,0.000314021,0.0006801112,0.0003600802,0.0001110157],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01505394,"about_ca_system_score_gemma":0.01550168,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9665735,"about_ca_topic_score_gemma":0.9865594,"domain_scores_codex":[0.9995683,0.00001714109,0.00001089897,0.00006478275,0.0002003158,0.0001386945],"domain_scores_gemma":[0.9994968,0.0000344405,0.00005341615,0.00001030869,0.0003120844,0.00009303726],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0007632313,0.0002074686,0.9084159,0.0001235041,0.00004106074,0.002187508,0.009353595,0.001345653,0.05665641,0.0006418597,0.001162957,0.01910084],"study_design_scores_gemma":[0.00001363985,0.0001187952,0.9858137,0.00002232206,0.00001650027,0.0001890863,0.007884985,0.001333646,0.002768599,0.00007260744,0.001748619,0.00001747383],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9985581,0.00003261767,0.00009651505,0.00004532893,0.000002136798,0.00001136058,0.0001554646,0.000006295732,0.001092203],"genre_scores_gemma":[0.9985256,0.00003958246,0.0001525657,0.00001606864,8.492164e-7,0.000004444724,0.00007260126,0.000001581749,0.001186725],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03342652,"threshold_uncertainty_score":0.1092244,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008209080038752063,"score_gpt":0.1920691677847578,"score_spread":0.1838600877460057,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}